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🌊 Marine Least Concern 🌡️ Deep-water

Lightnose skate

Breviraja colesi Bigelow & Schroeder, 1948
Max Length
40 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
366–522 m
Climate
Deep-water
Resilience
Low
Vulnerability
35.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Solitary . Oviparous . Eggs have horn-like projections on the shell . Smallest recorded specimen 8 cm TL. Males reaches maturity at ca. 32 cm TL .

Scientific Name
Breviraja colesi
Authority
Bigelow & Schroeder, 1948
Habitat
Marine
Climate
Deep-water
Body Shape
Other
IUCN Status
LC
Max Length
40 cm
Depth Range
366–522 m
Trophic Level
3.7
Resilience
Low
Vulnerability
35.00/100
Salinity
30–40 ppt

🐟 Physical Description

Short rostral cartilage. Disc rough with small prickles on adults of both sexes. Upper surface of disc pale brown, mottled with irregular spots and blotches of darker brown. Lower surface of disc and of tail pale yellowish or whitish .: other.

🌀 Behaviour

Behavioural data for Lightnose skate is currently being reviewed.

🦐 Diet

Diet information for Lightnose skate is currently being compiled.

🥚 Reproduction

🐣 Oviparous

Oviparous, paired eggs are laid. Embryos feed solely on yolk . Eggs have horn-like projections on the shell .

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 366 - 522 m . Deep-water; 18°N - 28°N, 85°W - 70°W Central Atlantic: Florida (USA), Bahamas and Cuba.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.7±0.6
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.24 (TL)
Max TL
40cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.7
Predator
Body Shape
Other
Climate Zone
Deep-water
Described By
Bigelow & Schroeder, 1948

👥 Community & Contribute

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